
Surf Forecasts:
How big are the waves at Porth Ceriad today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 4.5ft (1.3m), 5s period with SSW swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 6.5ft (2.0m), 7s period with SW swell.
- Evening surf: Evening surf (10 Sep, local time) - 5ft (1.6m), 7s period with SW swell.
The current surf forecast for Porth Ceriad at 1PM is: 1.8m 6s primary swell from a Southwest direction (forecast issued at 06:00am September 10). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 4.5ft (1.3m) | 5s |
| Afternoon (10 Sep) | 6.5ft (2.0m) | 7s |
| Evening (10 Sep) | 5ft (1.6m) | 7s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 18°C on Thu night, min 14°C on Fri morning). Winds decreasing (strong winds from the SSW on Thu morning, light winds from the WNW by Fri afternoon). | |||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||||||||||
4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map | |||||||||||||||||||||||
Wave Height (m) Direction Period (s) | SW 4 | SSW 4 | SSW 5 | SW 6 | SW 7 | SW 7 | SW 7 | WSW 7 | WSW 8 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 4 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 |
Wave Graph | |||||||||||||||||||||||
14 | 35 | 88 | 231 | 382 | 346 | 229 | 163 | 185 | 69 | 50 | 41 | 32 | 32 | 31 | 28 | 86 | 181 | 326 | 347 | 325 | 305 | 220 | |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:12AM4.10m | 8:30PM4.65m | 8:54AM4.33m | 9:11PM4.83m | 9:33AM4.45m | 9:50PM4.85m | |||||||||||||||||
Low Tide | 3:23PM0.27m | 3:51AM-0.09m | 4:02PM0.14m | 4:29AM-0.11m | 4:37PM0.12m | ||||||||||||||||||
6:41 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | |
— | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:44 | — | — | — | — | — | — | — | 7:40 | — | |
mm | — | — | — | 1 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — |
Temp °C | 14 | 15 | 16 | 16 | 17 | 17 | 18 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 17 | 16 | 16 | 17 | 17 |
Feels °C | 8 | 10 | 9 | 8 | 11 | 12 | 14 | 12 | 14 | 13 | 9 | 11 | 13 | 12 | 11 | 10 | 9 | 10 | 11 | 10 | 12 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 8 | WSW 8 | SW 8 | — | — | — | — | — | WSW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | NW 4 | — | — | — | — | — | — | — |
9 | 6 | 2 | — | — | — | — | — | 113 | 69 | 50 | 41 | 32 | 32 | 31 | 1 | — | — | — | — | — | — | — | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | NW 4 | NNW 4 | NW 4 | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | 11 | 5 | 1 | 1 | — | — | — | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | SW 4 | SSW 4 | SSW 5 | SW 6 | SW 7 | SW 7 | SW 7 | WSW 7 | WSW 8 | NW 4 | NW 4 | NW 4 | — | — | — | SW 4 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 |
14 | 35 | 88 | 231 | 382 | 346 | 229 | 163 | 185 | 6 | 12 | 14 | — | — | — | 28 | 86 | 181 | 326 | 347 | 325 | 305 | 220 | |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 245 | 225 | 320 | 320 | 427 | 460 | 3 | 201 | 3 | 31 | 125 | 126 | 0 | 135 | 141 | 246 | 246 | 252 | 267 | 295 | 143 | 267 | 267 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












